Mataharis

Inés is assigned to work undercover as a factory employee to observe the union leaders. She begins to blend in and gather information on their activities. The assignment signals a pivot in her career and opens a moral minefield she will have to navigate.

While undercover, Inés develops feelings for Manuel, a key union member. Her attraction clashes with professional duty as she weighs loyalty to the agency against her growing empathy for him. The emotional dilemma threatens her plans for advancement and complicates the case.

Eva returns to the agency after maternity leave and is assigned a seemingly mundane case about locating an old man's first love. She struggles to juggle motherhood with work and feels unsupported by her husband Iñaki. The case soon reveals cracks in her personal life.

A mysterious woman named Marta enters Iñaki's life, triggering Eva's suspicions of a secret life. She decides to probe her husband's behavior and motives. The investigation raises questions about trust and fidelity within their marriage.

Eva tails Iñaki across cities, following clues that suggest a broader pattern than a simple affair. The pursuit takes her from Madrid to Zaragoza as she pieces together where his loyalties truly lie. The journey marks a turning point in her personal investigation.

In Zaragoza, Eva uncovers that Iñaki has a son from a previous relationship and is now involved with another family. The revelation shakes her trust and raises the stakes of the investigation. She realizes the truth could threaten her own family as well as her marriage.

Carmen, the veteran detective, carries out a routine inquiry into Sergio, a photographer, his business partner, and the partner’s affair with Sergio’s wife. She treats it as a standard case but senses the strain in Sergio's marriage. The assignment provides a counterpoint to her own fragile relationship at home.

Carmen's empathy for Sergio's marital collapse grows as she observes the human costs of tangled relationships. She appears less detached, even as she tries to maintain professional distance. Her perspective on love and loyalty starts to blur with her own marital concerns.

Valbuena, a chauvinistic boss, pushes the three detectives to deliver results and maintain control at work. This professional strain creates tension among Inés, Eva, and Carmen as they juggle cases with personal upheavals. It tests their loyalty to the agency and to each other.

Inés confronts the consequences of letting personal feelings influence duty. She fears losing her job and possibly ending her career if she chooses Manuel over the investigation. The moment crystallizes the central ethical dilemma her storyline centers on.

Fueled by discoveries, Eva confronts the possibility that Iñaki has been living a double life. She weighs protecting her children against preserving her marriage. The investigation expands beyond a single affair to questions of trust, secrecy, and family stability.

With parallel investigations and personal turmoil, Inés, Eva, and Carmen reassess their professional boundaries and what they want from their careers and lives. They consider whether private detectives can balance ethics with love, loyalty, and ambition. The agency becomes a mirror for their personal reckoning.